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代码开始：

"/TR/xhtml1/DTD/">

<%

if tring("act")="upload" then

Dim Upload,path,tempCls,fName

'===============================================================================

set Upload=new AnUpLoad '创建类实例

Size=1024*1024*1024 '设置单个文件最大上传限制,按字节计；默认为不限制

e=1024*1024*1024 '设置最大上传限制,按字节计；默认为不限制

="bmp|rar|pdf|jpg|gif" '设置合法扩展名,以|分割,忽略大小写

t="gb2312" '设置文本编码，默认为gb2312

ocesser=false '禁止进度条功能，如果启用，需配合客户端程序

a() '获取并保存数据,必须调用本方法

'===============================================================================

if D>0 then '判断错误号,如果<=0表示正常

ption '如果出现错误,获取错误描述

else

if (-1).count>0 then '这里判断你是否选择了文件

path=h("files") '文件保存路径(这里是files文件夹)

'保存文件(以新文件名保存)

set tempCls=("file1")

File path,0

fName=me

set tempCls=nothing

else

"您没有上传任何文件！"

end if

end if

set Upload=nothing '销毁类实例

%>

<-- 上面的这段js代码是把文件的值发送到前一页面的相应标签中

格式是：document.表单是ID.标签的name名.value='files/<%=fName%>';

如果是input表单就写value，如果是图片就写src，类推。

-->

<%

end if

%>

下面这是一个固定的上传类-艾恩无组件上传类。网上可以直接找到源码。

UpLoad_

代码如下：

<%

'=========================================================

'类名: AnUpLoad(艾恩无组件上传类)

'作者: Anlige

'版本: 艾恩无组件上传类V9.9.9

'开发日期: 2008-4-12

'修改日期: 2009-9-9

'作者主页:

'Email: aiener@

'QQ: 1034555083

'=========================================================

Dim StreamT

Class AnUpLoad

Private Form, Fils

Private vCharSet, vMaxSize, vSingleSize, vErr, vVersion, vTotalSize, vExe, pID,vOP

'==============================

'设置和读取属性开始

'==============================

Public Property Let MaxSize(ByVal value)

vMaxSize = value

End Property

Public Property Let SingleSize(ByVal value)

vSingleSize = value

End Property

Public Property Let Exe(ByVal value)

vExe = LCase(value)

End Property

Public Property Let CharSet(ByVal value)

vCharSet = value

End Property

Public Property Get ErrorID()

ErrorID = vErr

End Property

Public Property Get Description()

Description = GetErr(vErr)

End Property

Public Property Get Version()

Version = vVersion

End Property

Public Property Get TotalSize()

TotalSize = vTotalSize

End Property

Public Property Get ProcessID()

ProcessID = pID

End Property

Public Property Let openProcesser(ByVal value)

vOP = value

End Property

'==============================

'设置和读取属性结束，初始化类

'==============================

Private Sub Class_Initialize()

set StreamT=object("")

set Form = object("nary")

set Fils = object("nary")

vVersion = "艾恩无组件上传类V9.9.9"

vMaxSize = -1

vSingleSize = -1

vErr = -1

vExe = ""

vTotalSize = 0

vCharSet = "gb2312"

vOP=false

pID="AnUpload"

setApp "",0,0,""

End Sub

Private Sub Class_Terminate()

All()

All()

Set Form = Nothing

Set Fils = Nothing

Set StreamT = Nothing

End Sub

'==============================

'函数名:GetData

'作用:处理客户端提交来的所有数据

'==============================

Public Sub GetData()

If vMaxSize > 0 And ytes > vMaxSize Then '判断上传数据总大小

vErr = 1

Exit Sub

End If

if vOP then pID=tring("processid")

Dim value, str, bcrlf, fpos, sSplit, slen, istart

Dim TotalBytes,BytesRead,ChunkReadSize,PartSize,DataPart,tempdata,formend, formhead,

startpos, endpos, formname, FileName, fileExe, valueend,

NewName,localname,type_1,contentType

If checkEntryType = True Then

vTotalSize = 0

= 1

= 3

TotalBytes = ytes

BytesRead = 0

ChunkReadSize = 1024 * 36

'循环分块读取

Do While BytesRead < TotalBytes

'分块读取

PartSize = ChunkReadSize

If PartSize + BytesRead > TotalBytes Then PartSize = TotalBytes - BytesRead

DataPart = Read(PartSize)

DataPart

BytesRead = BytesRead + PartSize

setApp "uploading",TotalBytes,BytesRead,""

Loop

setApp "uploaded",TotalBytes,BytesRead,""

on = 0

tempdata =

bcrlf = ChrB(13) & ChrB(10)

fpos = InStrB(1, tempdata, bcrlf)

sSplit = MidB(tempdata, 1, fpos - 1)

slen = LenB(sSplit)

istart = slen + 2

Do

formend = InStrB(istart, tempdata, bcrlf & bcrlf)

formhead = MidB(tempdata, istart, formend - istart)

str = Bytes2Str(formhead)

startpos = InStr(str, "name=""") + 6

endpos = InStr(startpos, str, """")

formname = LCase(Mid(str, startpos, endpos - startpos))

valueend = InStrB(formend + 3, tempdata, sSplit)

If InStr(str, "filename=""") > 0 Then

startpos = InStr(str, "filename=""") + 10

endpos = InStr(startpos, str, """")

type_1=instr(endpos,lcase(str),"content-type")

contentType=trim(mid(str,type_1+13))

FileName = Mid(str, startpos, endpos - startpos)

If Trim(FileName) <> "" Then

LocalName = FileName

FileName = Replace(FileName, "/", "")

FileName = Mid(FileName, InStrRev(FileName, "") + 1)

setApp "processing",TotalBytes,BytesRead,FileName

If instr(FileName,".")>0 Then

fileExe = Split(FileName, ".")(UBound(Split(FileName, ".")))

else

fileExe = ""

End If

If vExe <> "" Then '判断扩展名

If checkExe(fileExe) = True Then

vErr = 3

Exit Sub

End If

End If

NewName = Getname()

NewName = NewName & "." & fileExe

vTotalSize = vTotalSize + valueend - formend - 6

If vSingleSize > 0 And (valueend - formend - 6) > vSingleSize Then '判断上传单个文件大小

vErr = 5

Exit Sub

End If

If vMaxSize > 0 And vTotalSize > vMaxSize Then '判断上传数据总大小

vErr = 1

Exit Sub

End If

If (formname) Then

vErr = 4

Exit Sub

Else

Dim fileCls:set fileCls=New fileAction

tType=contentType

= (valueend - formend - 6)

on = (formend + 3)

e = NewName

ame = FileName

formname, fileCls

formname, LocalName

Set fileCls = Nothing

End If

End If

Else

value = MidB(tempdata, formend + 4, valueend - formend - 6)

If (formname) Then

Form(formname) = Form(formname) & "," & Bytes2Str(value)

Else

formname, Bytes2Str(value)

End If

End If

istart = valueend + 2 + slen

Loop Until (istart + 2) >= LenB(tempdata)

vErr = 0

Else

vErr = 2

End If

setApp "processed",TotalBytes,BytesRead,""

if err then setApp "faild",1,0,ption

End Sub

Public sub setApp(stp,total,current,desc)

()

Application(pID)="{ID:""" & pID & """,step:""" & stp & """,total:" & total & ",now:" &

current & ",description:""" & desc & """,dt:""" & now() & """}"

()

end sub

'==============================

'判断扩展名

'==============================

Private Function checkExe(ByVal ex)

Dim notIn: notIn = True

If vExe="*" then

notIn=false

elseIf InStr(1, vExe, "|") > 0 Then

Dim tempExe: tempExe = Split(vExe, "|")

Dim I: I = 0

For I = 0 To UBound(tempExe)

If LCase(ex) = tempExe(I) Then

notIn = False

Exit For

End If

Next

Else

If vExe = LCase(ex) Then

notIn = False

End If

End If

checkExe = notIn

End Function

'==============================

'把数字转换为文件大小显示方式

'==============================

Public Function GetSize(ByVal Size)

If Size < 1024 Then

GetSize = FormatNumber(Size, 2) & "B"

ElseIf Size >= 1024 And Size < 1048576 Then

GetSize = FormatNumber(Size / 1024, 2) & "KB"

ElseIf Size >= 1048576 Then

GetSize = FormatNumber((Size / 1024) / 1024, 2) & "MB"

End If

End Function

'==============================

'二进制数据转换为字符

'==============================

Private Function Bytes2Str(ByVal byt)

If LenB(byt) = 0 Then

Bytes2Str = ""

Exit Function

End If

Dim mystream, bstr

Set mystream =object("")

= 2

= 3

ext byt

on = 0

t = vCharSet

on = 2

bstr = xt()

Set mystream = Nothing

Bytes2Str = bstr

End Function

'==============================

'获取错误描述

'==============================

Private Function GetErr(ByVal Num)

Select Case Num

Case 0

GetErr = "数据处理完毕!"

Case 1

GetErr = "上传数据超过" & GetSize(vMaxSize) & "限制!可设置MaxSize属性来改变限制!"

Case 2

GetErr = "未设置上传表单enctype属性为multipart/form-data或者未设置method属性为Post,上传无效!"

Case 3

GetErr = "含有非法扩展名文件!只能上传扩展名为" & Replace(vExe, "|", ",") & "的文件"

Case 4

GetErr = "对不起,程序不允许使用相同name属性的文件域!"

Case 5

GetErr = "单个文件大小超出" & GetSize(vSingleSize) & "的上传限制!"

End Select

End Function

'==============================

'根据日期生成随机文件名

'==============================

Private Function Getname()

Dim y, m, d, h, mm, S, r

Randomize

y = Year(Now)

m = Month(Now): If m < 10 Then m = "0" & m

d = Day(Now): If d < 10 Then d = "0" & d

h = Hour(Now): If h < 10 Then h = "0" & h

mm = Minute(Now): If mm < 10 Then mm = "0" & mm

S = Second(Now): If S < 10 Then S = "0" & S

r = 0

r = CInt(Rnd() * 1000)

If r < 10 Then r = "00" & r

If r < 100 And r >= 10 Then r = "0" & r

Getname = y & m & d & h & mm & S & r

End Function

'==============================

'检测上传类型是否为multipart/form-data

'==============================

Private Function checkEntryType()

Dim ContentType, ctArray, bArray,RequestMethod

RequestMethod=trim(LCase(Variables("REQUEST_METHOD")))

if RequestMethod="" or RequestMethod<>"post" then

checkEntryType = False

exit function

end if

ContentType = LCase(Variables("HTTP_CONTENT_TYPE"))

ctArray = Split(ContentType, ";")

if ubound(ctarray)>=0 then

If Trim(ctArray(0)) = "multipart/form-data" Then

checkEntryType = True

Else

checkEntryType = False

End If

else

checkEntryType = False

end if

End Function

'==============================

'获取上传表单值,参数可选,如果为-1则返回一个包含所有表单项的一个dictionary对象

'==============================

Public Function Forms(ByVal formname)

If trim(formname) = "-1" Then

Set Forms = Form

Else

If (LCase(formname)) Then

Forms = Form(LCase(formname))

Else

Forms = ""

End If

End If

End Function

'==============================

'获取上传的文件类,参数可选,如果为-1则返回一个包含所有上传文件类的一个dictionary对象

'==============================

Public Function Files(ByVal formname)

If trim(formname) = "-1" Then

Set Files = Fils

Else

If (LCase(formname)) Then

Set Files = Fils(LCase(formname))

Else

Set Files = Nothing

End If

End If

End Function

'==============================

'简便文件保存函数

'==============================

Public Function SaveAs(ByVal formname,ByVal path, ByVal saveType )

dim vfileAction

set vfileAction=Files(formname)

if me<>"" then

if File(path,saveType) then

SaveAs=me

else

SaveAs="Has Error!"

end if

end if

set vfileAction=nothing

end function

End Class

'==============================

'文件类,存储文件的详细信息

'==============================

Class fileAction

Private vSize, vPosition, vName, vNewName, vLocalName, vPath, saveName,vContentType

'==============================

'设置属性

'==============================

Public Property Let NewName(ByVal value)

vNewName = value

End Property

Public Property Get NewName()

NewName = vNewName

End Property

Public Property Let ContentType(vData)

vContentType = vData

End Property

Public Property Get ContentType()

ContentType = vContentType

End Property

Public Property Let LocalName(ByVal value)

vLocalName = value

vName = value

End Property

Public Property Get LocalName()

LocalName = vLocalName

End Property

Public Property Get FileName()

FileName = vName

End Property

Public Property Let Position(ByVal value)

vPosition = value

End Property

Public Property Let Size(ByVal value)

vSize = value

End Property

Public Property Get Size()

Size = vSize

End Property

'==============================

'函数名:SaveToFile

'作用:根据参数保存文件到服务器

'参数:参数1--文件保存的路径

' 参数2--文件保存的方式,有两个可选项0表示以新名字(时间+随机数)为文件名保存,1表示以原文件名保存文件

'==============================

Public Function SaveToFile(ByVal path, ByVal saveType)

On Error Resume Next

vPath = Replace(path, "/", "")

If Right(vPath, 1) <> "" Then vPath = vPath & ""

CreateFolder vPath

Dim mystream

Set mystream =object("")

= 1

= 3

on = vPosition

mystream, vSize

vName = vNewName

If saveType = 1 Then vName = vLocalName

File vPath & vName, 2

Set mystream = Nothing

If Err Then

SaveToFile = False

Else

SaveToFile = True

End If

End Function

'==============================

'函数名:GetBytes

'作用:获取文件的二进制形式

'参数:无

'==============================

Public Function GetBytes()

on = vPosition

GetBytes = (vSize)

End Function

'==============================

'函数名:CreateFolder

'作用:自动创建文件夹

'参数:要创建文件夹的路径

'==============================

Private Function CreateFolder(ByVal FolderPath)

on error resume next

Dim FolderArray

Dim i

Dim DiskName

Dim Created

Dim FSO : Set FSO = Object("stemObject")

If Exists(FolderPath) Then

Set Fso = Nothing

Exit Function

End If

FolderPath = Replace(FolderPath, "/", "")

If Mid(FolderPath, Len(FolderPath), 1) = "" Then FolderPath = Mid(FolderPath, 1,

Len(FolderPath) - 1)

FolderArray = Split(FolderPath, "")

DiskName = FolderArray(0)

Created = DiskName

For i = 1 To UBound(FolderArray)

Created = Created & "" & FolderArray(i)

If Not Exists(Created) Then Folder Created

Next

Set FSO = Nothing

End Function

End Class

%>